lisa jackson at epa. so he appointed all the right people to positions of authority when it comes to science policy, but he didn't really let them do as much as they could in that first term. it sounds like he's going to be more proactive in the second term. >> what are you asking from the president with regards to the keystone pipeline. >> well, you know, my job as a scientist is simply to inform those matters of policy. i try not to prescribe policy. that isn't my role. we have to make sure when we make decisions about our energy infrastructure that we take into account the full cost of those decisions, that we do a full-cost accounting of the impact, for example, of building this pipeline, taking large amounts of dirty oil sands and, you know, using this vast reserve of fossil fuels that has the potential to elevate co-2 concentrations to levels we know are going to be dangerous to the planet. we have to internalize those costs so that they're represented in the energy making decisions. >> senator majo